package com.lst.servlet;

import java.io.PrintWriter;
import java.util.Date;
import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.alibaba.druid.util.StringUtils;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.lst.base.entity.BaseRequest;
import com.lst.base.entity.BaseResponse;
import com.lst.common.CommCode;
import com.lst.entity.request.SuggestReqPara;
import com.lst.entity.response.SuggestResPara;
import com.lst.model.SuggestInfo;
import com.lst.service.SuggestInfoService;
import com.lst.utils.DateUtil;
import com.lst.utils.RequestUtils;

/**
 * @ClassName: SuggestListServlet
 * @Description: 我的建议列表
 * @author zmm
 * @date 2017年10月10日 
 *
 */
public class SuggestListServlet extends BaseServlet {

	/**
	 * @Fields serialVersionUID 
	 */
	private static final long serialVersionUID = 1L;

	private SuggestInfoService suggestInfoService = ctx.getBean(SuggestInfoService.class); 

	@Override
	public void doGet(HttpServletRequest request, HttpServletResponse response) {
		doPost(request, response);
	}

	@Override
	public void doPost(HttpServletRequest request, HttpServletResponse response) {
		Date startDate = new Date();
		logger.info("doPost begin: " + startDate);

		SuggestResPara resPara = new SuggestResPara();

		try {
			SuggestReqPara reqPara = getReqPara(request);

			if(isCheckField(reqPara,resPara)){
				
				Integer clientid = Integer.valueOf(reqPara.getUserid());					
		
				List<SuggestInfo> suggestInfoList=suggestInfoService.queryByUserId(clientid);
                resPara.setSuggestInfoList(suggestInfoList);
				resPara.setCode(CommCode.M_Y000000);
				resPara.setMessage(CommCode.M_Y000001);
			}

		} catch (Exception e) {
			resPara.setCode(CommCode.M_A000000);
			resPara.setMessage(CommCode.M_SYS0001);

			logger.error("doPost error: ", e);
		}

		try {
			response.setContentType("application/json;charset=utf-8");
			response.setHeader("pragma", "no-cache");
			response.setHeader("cache-control", "no-cache");

			Gson gson = new GsonBuilder().setDateFormat("yyyy-MM-dd HH:mm:ss").excludeFieldsWithoutExposeAnnotation().serializeNulls().create();
			String jsonResult = gson.toJson(resPara);
			logger.info("SuggestAddServlet jsonResult:" + jsonResult);

			PrintWriter out = response.getWriter();
			out.print(jsonResult);
			out.flush();
			out.close();

			logger.info("doPost end run(s): " + DateUtil.calLastedTime(startDate));
		} catch (Exception e) {
			resPara.setCode(CommCode.M_A000000);
			resPara.setMessage(CommCode.M_SYS0003);

			logger.error("doPost error: ", e);
		}
	}

	@Override
	public SuggestReqPara getReqPara(HttpServletRequest request) {

		SuggestReqPara reqPara = null;

		try {
			BaseRequest baseRequest = RequestUtils.getRequestPara(request, new SuggestReqPara());

			reqPara = (SuggestReqPara) baseRequest.clone();

			String userid = request.getParameter("userid");

			logger.info("reqPara userid: " + userid);

			reqPara.setUserid(userid);

		} catch (Exception e) {
			logger.error("getReqPara error: ", e);
		}
		return reqPara;
	}

	@Override
	public boolean isCheckField(BaseRequest reqPara, BaseResponse resPara) {
		boolean flag = false;

		SuggestReqPara cReqPara = (SuggestReqPara) reqPara;
		SuggestResPara cResPara = (SuggestResPara) resPara;

		if (StringUtils.isEmpty(cReqPara.getUserid())) {
			cResPara.setCode(CommCode.M_A000000);
			cResPara.setMessage(CommCode.M_P000002);
		} else {
			flag = true;
		}
		return  flag;
	}

}
